The 116520 also highlighted a new scenario layout with thicker lugs and a refined bezel. In 2016, Rolex released the latest Variation on the Daytona, the reference 116500LN, which features a ceramic bezel along with a black dial with white sub-dials. The Kleio is undoubtedly not limited on style variable, https://www.watchesworld.com/a-history-of-watch-reference-numbers/